Read Sony DCR-TRV900 Service Manual online
26
6-3. ATF Circuit
[Track format]
On one track, there are four sectors (ITI sector, Audio sector, Video sector and
Subcode sector).
They are separated by gaps (G1, G2 and G3) in order to provide the function of
easy editing.
MARGIN
AMBLE
SUB CODE
AMBLE
G3
AMBLE
VIDEO
AMBLE
G2
ITI
AMBLE
AUDIO
AMBLE
G1
AMBLE
TIA
SSA
SSA
AMBLE
1250
1200 (1325)
1200
1200
1550
975
500
111750
Total :
134850
700
550
10500
500
625
1400
Head
280
1920
(134975)
Direction of tape travel
ITI
SSA
TIA
G1, G2, G3 : Gap
SSA
TIA
G1, G2, G3 : Gap
: Insert and Track Infomation
: Start-Sync brock Area
: Track ID Area
: Start-Sync brock Area
: Track ID Area
Unit: bit
Numerals in parenthesis ( ) are
for the 525/60 system.
for the 525/60 system.
Fig. 6-3-1 Track format
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